CN105771494B - Towards the water circulation automatic dust removing method and device of Wood-based Panel Production - Google Patents
Towards the water circulation automatic dust removing method and device of Wood-based Panel Production Download PDFInfo
- Publication number
- CN105771494B CN105771494B CN201610245112.2A CN201610245112A CN105771494B CN 105771494 B CN105771494 B CN 105771494B CN 201610245112 A CN201610245112 A CN 201610245112A CN 105771494 B CN105771494 B CN 105771494B
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- Prior art keywords
- water
- flocculation
- sewage
- buffer pool
- driven valve
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The present invention is disclosed in a kind of dedusting technology towards the water circulation automatic dust removing method and device of Wood-based Panel Production,Dust settling is entered into the buffer pool that flocculates with simplest spray mode,Clean water reusable edible is filtered in spray with treated water tank after flocculation sediment,Treated water tank also possesses the function of backwash simultaneously,When the foul of tank bottom accumulation reaches certain value,Controller opens the water valve of tank bottom,Then the potential energy of the powerful water in top recoils the foul of lower section wash clean in tank,By solid-liquid separator by backwashing sewage water coarse filtration,And remaining sewage can be discharged into circulating filtration in flocculation buffer pool and reuse,Using controller Automatic Control,Dust can be handled high capacity highly effective,The sewage that separation of solid and liquid comes out sends flocculation sedimentation tank back to and filters and recycle again,Avoid the waste of water resource and the secondary pollution of environment,With circularly purifying function,Realize the zero-emission of sewage.
Description
Technical field
The present invention relates to a kind of dedusting technology, it is particularly used for removing automatic dust removing apparatus and the dedusting side of wood-based plate dust
Method.
Background technology
The dust arrester commonly used in industry has wet dust separater, electrostatic precipitator and cyclone dust removal device etc..Make
There is problem of environmental pollution in plate production, caused particulate matter is essentially wood dust, timber dust in Wood-based Panel Production tail gas always
Particle it is big, without chemical reaction, flow is very big and easily separated collection, so typically being entered using cyclone separator, sack cleaner
Row recycles.Though this kind of device dedusting is convenient, efficiency is of a relatively high, it there are in fact discharge gas and be unable to reach mark
The accurate, problems such as filter bag easily blocks, energy utilization rate is not high, worker works under hard conditions.Common wet dust separater is also same
The problem of sample there are problems that, its is maximum is not recycled to handling the sewage of dust, is caused substantial amounts of
Water resource waste simultaneously produces secondary pollution to environment.
The content of the invention
It is an object of the invention to provide it is a kind of it is practical, simple and environmentally-friendly, cost is low, efficiency high towards Wood-based Panel Production
Water circulation automatic dust removing method and device, based on recycling water and automatically controlling, reach preferable dust removing effects.
To achieve the above object, technical side used by the water circulation automatic dust removing apparatus of the invention towards Wood-based Panel Production
Case is：Including water purification buffer pool, water purification buffer pool top connects the mouth of a river from the beginning through water inlet pipe, and water inlet pipe is provided with originally water management
Motor-driven valve, water purification buffer pool inside are equipped with water purifying tank liquid level gauge, and water purification buffer pool one side connects spray nozzle, spray through the first water pipe
Mist mouth is located at spray tower deduster inner upper, and spray tower dust remover roof is provided with air outlet, bottom is provided with slag-drip opening, spray tower
Air inlet is provided with below deduster side wall, the first water pipe is provided with clarified water pump and air compressor；The slag-drip opening is through the second water
Pipe connection flocculation buffer pool, flocculation buffer pool inside are equipped with flocculation basin liquid level gauge, the water pipe of bottom the 3rd connection treated water tank,
Equipped with flocculation water management motor-driven valve, flocculation water pump and pressure sensor, the water pipe of flocculation buffer pool upper end the 4th on 3rd water pipe
Flocculant charging aperture is connected, flocculant control motor-driven valve is housed on the 4th water pipe；Treated water tank bottom connects through backwashing drainpipe
Reversed flushing cesspool, equipped with backwashing sewage water control motor-driven valve on backwash drainpipe；It is equipped with inside backwashing sewage water pond
Cesspool liquid level gauge, the water pipe of backwashing sewage water pond upper end the 5th connection sewage pump one end, another connection water jet of sewage pump, only
The physical features for changing water pot is higher than the physical features of water purification buffer pool, and treated water tank side top connects water purification buffer pool through drainpipe；Solid-liquid
Separator includes a casing, and the side wall epimere of casing one is the screen tilted down, and screen faces the water jet；Under screen
Radical side is the drip tray tilted down, and the water pipe of backwashing sewage water pond the 6th connects drip tray lower end；Flocculation buffer pool side
Wall connects solid-liquid separator through the 7th water pipe, and the physical features of solid-liquid separator is higher than the physical features of flocculation buffer pool；The water purifying tank liquid
Position meter, flocculation basin liquid level gauge, cesspool liquid level gauge, pressure sensor, clarified water pump, sewage pump 5, flocculate water pump, air compressor,
Water management of flocculating motor-driven valve, originally flocculant control motor-driven valve, water management motor-driven valve and backwashing sewage water control motor-driven valve point
Connection controller not through different port.
Technical scheme is to include following step used by water circulation automatic dust removing method of the invention towards Wood-based Panel Production
Suddenly：
A, controller opens clarified water pump, air compressor and flocculant motor-operated control valve, and clarified water pump is by water purification buffer pool
Water pump to spray nozzle, wood-based plate dust enters to be sprayed by spray nozzle below spray column deduster from air inlet to be settled, purification
Complete gas is discharged by air outlet；
B, the water level value of controller collection flocculation basin liquid level gauge, is wanted if the water level that flocculation basin liquid level gauge detects is not reaching to
Evaluation, then controller control flocculation water management motor-driven valve closing, flocculation water pump are stopped, and treated water tank stops purification sewage；
It is on the contrary then open flocculation water management motor-driven valve, open flocculation water pump, flocculation water pump pressure send flocculation buffer pool in sewage to purify
Water pot；
C, the pressure value of controller collection pressure sensor, if pressure is not reaching to controller predetermined threshold value, close anti-
Rinse sewage control motor-driven valve so that treated water tank purifies sewage always；On the contrary then closing flocculation water management motor-driven valve, is opened anti-
Sewage control valve is rinsed, closes flocculation water pump, treated water tank stops purification and backwashed；
D, the water level value that cesspool liquid level gauge is surveyed in controller collection backwashing sewage water pond, if water level value is less than default threshold
Value, then close sewage pump, on the contrary then open sewage pump.
Compared with the prior art the present invention, has the following advantages that：
1st, the installation cost in the present invention is low.Treated water tank is using these extremely cheap materials of stone, stone and fine sand
Constitute filter layer so that the cost of whole water cleaning systems greatly reduces.
2nd, the dust removal method automaticity in the present invention is high.Whole system uses controller Automatic Control, each several part
Can co-ordination in reasonable and orderly manner, without personnel control.
3rd, the present invention realizes the zero-emission of sewage.Device has circularly purifying function, and the sewage that separation of solid and liquid comes out is sent
Return flocculation sedimentation tank to filter and recycle again, can so avoid the waste of water resource and the secondary pollution of environment.
4th, the device good filtration effect in the present invention.Treated water tank uses the reverse osmosis principle of lower section water inlet, reaches good
Filter effect.
5th, present invention cleaning foul efficiency high and energy-conservation.Backwash is realized using the potential energy of treated water tank reclaimed water, is reached
The efficiently purpose of cleaning foul and energy-conservation.
6th, the solid-liquid separator equipment in the present invention is simple and efficiency high.Novel solid-liquid separator equipment is simple and can be fast
The residue of backwashing sewage water is separated and collected by fast ground.
Brief description of the drawings
Fig. 1 is structural representation of the present invention towards the water circulation automatic dust removing apparatus of Wood-based Panel Production；
Fig. 2 is the internal structure and external connection figure of controller；
Fig. 3 is automatic dust removing method flow chart of the present invention towards the water circulation automatic dust removing apparatus of Wood-based Panel Production.
In figure：1. air inlet；2. spray nozzle；3. air outlet；4. spray tower deduster；5. slag-drip opening；6. treated water tank；7.
Flocculate buffer pool；8. solid-liquid separator；9. dirt collection brush；10. screen；11. drip tray；12. mudpan；13. backwash is dirty
Pond；14. ground；15. backwash drainpipe；16. tower seat；17. support frame；18. dividing plate；19. rock layer；20. stone layer；
21. fine sand layer；22. the mouth of a river from the beginning；23. water purification buffer pool；24. baffle plate；25. flocculant charging aperture；26. water jet；27. rudder
Machine；28. supporting leg；29. air compressor；30. controller；
A01. flocculate water management motor-driven valve；A04. backwashing sewage water control motor-driven valve；A06. originally water management motor-driven valve；
A09. flocculant control motor-driven valve；
A02. flocculate water pump；A05. sewage pump；A07. clarified water pump；
A03. pressure sensor；A08. water purifying tank liquid level gauge；A10. cesspool liquid level gauge；A11. flocculation basin liquid level gauge；
B01~B11. water inlet pipe and water outlet pipes；B12. water inlet pipe；B13. annulus water pipe；
D01~D04. input interface circuits；C01~C09. interface driving circuits.
Embodiment
Referring to Fig. 1 and Fig. 2, the water circulation automatic dust removing apparatus of the invention towards Wood-based Panel Production is mainly by wet dust removal system
System, water cleaning systems and solid-liquid separation system composition.Wherein, wet dedusting system is made up of water feed apparatus and spray column deduster 4,
Water cleaning systems are made up of flocculation buffer pool 7 and treated water tank 6, and solid-liquid separation system is by solid-liquid separator 8, backwashing sewage water pond 13
Deng composition.
The water feed apparatus of wet dedusting system is included by water purification buffer pool 23, originally water purifying tank liquid level gauge A08, water management electricity
Move valve A06, formed from boiling water mouth 22, clarified water pump A07, air compressor 29 etc..Water purification buffer pool 23 is a upper end open
Cement pit, water inlet pipe B12 is terminated with water purification buffer pool 23, water inlet pipe B12 other end connection the mouth of a river from the beginning 22, is being intake
Originally water management motor-driven valve A06 is installed, referring to Fig. 2, originally water management motor-driven valve A06 is through in control line connection figure 2 on pipe B12
Controller 30, via controller 30 control originally water management motor-driven valve A06 unlatching, and so as to control, from boiling water mouth 22, whether moisturizing is entered
Enter water purification buffer pool 23.Connecting water pipe B10 on the one side of water purification buffer pool 23, water purification buffer pool 23 spray through water pipe B10 connections
Mist tower deduster 4.Clarified water pump A07 and air compressor 29, the other end connection peace of air compressor 29 are housed on water pipe B10
Water pipe B06 in spray tower deduster 4.Referring to Fig. 2, clarified water pump A07 and air compressor 29 connect controller 30 respectively,
Controller 30 controls clarified water pump A07 work, extracts the water in water purification buffer pool 23, it is empty that air compressor 29 adds compression in water
Gas is simultaneously sent into spray tower deduster 4 for spraying.
The inside of water purification buffer pool 23 is equipped with water purifying tank liquid level gauge A08, and referring to Fig. 2, water purifying tank liquid level gauge A08 passes through signal
Line connects controller 30, and water purifying tank liquid level gauge A08 is used for sensing the water level in water purification buffer pool 23, can believe the water level sensed
Controller 30 number is sent to, controller 30 adjusts originally water management motor-driven valve A06, ensures that water purification buffer pool 23 reaches setting water
Position.Both the dilutional hyponatremia that will not have been allowed in water purification buffer pool 23 overflows, and also clarified water pump A07 will not be allowed to take out the water in water purification buffer pool 23
It is dry, cause water pump dry tap or even damage equipment.
Spraying dust removal tower 4 in wet dedusting system is made up of air inlet 1, air outlet 3, slag-drip opening 5, spray nozzle 2 etc..Spray
Leaching gas wash tower 4 is tank structure, and the interlude of spraying dust removal tower 4 is hollow cylinder, and the upper and lower ends of cylinder are respectively welded
Hollow round platform, the open top of spraying dust removal tower 4 is air outlet 3, for discharging purified gas, spraying dust removal tower 4
Bottom opening is slag-drip opening 5, for discharging the sewage of entrainment wood-based plate dust.Air intake is provided with below the side wall of spraying dust removal tower 4
Mouth 1, the side wall top of spraying dust removal tower 4 are provided with circular hole and are used to weld water pipe B06, water pipe B06 one end connecting water pipe B10, water
Branch water pipe of the pipe B06 other end connection inside the spraying dust removal tower 4, water pipe B06 other end connection three is to downward
The branch water pipe stretched, three branch water pipes are connected to the annulus water pipe B13 immediately below branch water pipe, three branch water pipes point
It is not connected on annulus water pipe B13 three Along ents.Multiple spray nozzles are along the circumferential direction uniformly installed on annulus water pipe B13
2, it is more than the quantity at least three of spray nozzle 2（5 spray nozzles 2 are only shown in Fig. 1）, be advantageous to the hydraulic pressure in steady water pipe and increase
Spray flux.For multiple spray nozzles 2 in the inner upper of spray tower deduster 4, the height of multiple spray nozzles 2 is higher than air inlet 1,
The top of air inlet 1.Because wood-based plate dust granules are big, soluble in water, multiple spray nozzles 2 can be fully by wood-based plate dust
It is dissolved in water droplet and is deposited to the bottom of spraying dust removal tower 4 so that the purification gas that air outlet 3 is discharged can reaches standard.
Flocculation buffer pool 7 in water cleaning systems controls motor-driven valve A09, flocculant charging aperture 25, flocculation basin liquid by flocculant
The compositions such as position meter A11.The buffer pool 7 that flocculates is open-topped cement pit, and its volume is relatively large.The top of flocculation buffer pool 7
Water pipe B02 is connected to, the slag-drip opening 5 of the bottom of spraying dust removal tower 4 makes spraying dust removal tower by water pipe B02 connections flocculation buffer pool 7
The sewage of the entrainment wood-based plate dust of spray sedimentation is discharged in flocculation sedimentation tank 7 in 4, and sewage flocculation precipitates and waits next step
Purification.The bottom of flocculation buffer pool 7 is provided with circular hole and is used to weld water pipe B04, and the flocculation bottom of buffer pool 7 is connected to through water pipe B04
Treated water tank 6, installation flocculation water management motor-driven valve A01, flocculation water pump A02, pressure sensor A03 on water pipe B04, referring back to
Fig. 2, flocculation water management motor-driven valve A01, flocculation water pump A02 and pressure sensor A03 connect controller 30 respectively, and flocculate water pump
A02 is used to pump the water in the buffer pool 7 that flocculates to treated water tank 6, the break-make of flocculation water management motor-driven valve A01 control water pipes,
Pressure sensor A03 is used to detect the hydraulic pressure inside treated water tank 6.The upper end of flocculation buffer pool 7 is further connected with water pipe B11, water pipe
The B11 other ends are connected to flocculant charging aperture 25, and flocculant control motor-driven valve A09 is housed on water pipe B11.Referring to Fig. 2, flocculant
Control motor-driven valve A09 connects controller 30 by control line.Flocculant enters in flocculation buffer pool 7 from flocculant charging aperture 25, wadding
Solidifying agent charging aperture 25 is similar to controls motor-driven valve A09 to control the funnel of openings of sizes with flocculant.During start-up operation, controller
30 open flocculant control motor-driven valve A09, and amount launches flocculant according to a certain percentage, and this certain proportion of amount is according to water
The experiment value that flocculating degree obtains.Wood-based plate dust easily floats on the surface of water and relatively tiny, if directly being carried out with filter layer
Filter not only poor filtration effect and whole equipment can be blocked, sunk so needing to flocculate wood-based plate dust into the cotton-shaped coagulation of bulk
Form sediment.The cost of the operation of chemical reaction and complete equipment will not occur in view of wood-based plate dust, it is only necessary to flocculation buffer pool 7
Middle addition flocculant can reach desired effect.
In the inside of flocculation buffer pool 7, certain eminence installs flocculation basin liquid level gauge A11, referring to Fig. 2, flocculation basin liquid level gauge A11
Controller 30 is connected through signal wire.The water level signal sensed can be sent to controller 30, controller by flocculation basin liquid level gauge A11
30 regulation flocculation water management motor-driven valve A01 so that the water level in flocculation buffer pool 7 reaches steady state value.Both flocculation will not be allowed to buffer
Dilutional hyponatremia in pond 7, which overflows, will not also allow pond reclaimed water very few and the water pump A02 dry taps that cause to flocculate, it is most important that can have fully
Argin so that wood-based plate dust fully reacts with flocculant, so as to form cotton-shaped coagulating sedimentation.
Connecting water pipe B01 in a side wall of buffer pool 7 of flocculating, flocculation buffer pool 7 are connected to solid-liquid separator through water pipe B01
8。
Treated water tank 6 in water cleaning systems is enclosed cylindrical case structure, and inside is provided with supporting plate 17, dividing plate
18th, rock layer 19, stone layer 20, fine sand layer 21.The side-lower of treated water tank 6 is provided with circular hole and is used to weld water pipe B03, water pipe B03
Connecting water pipe B04.
The bottom of treated water tank 6 be provided with circular hole be used for weld backwash drainpipe 15, the bottom of treated water tank 6 is through backwashing
Drainpipe 15 connects backwashing sewage water pond 13, and backwashing sewage water control motor-driven valve A04 is installed on backwash drainpipe 15, referring to
Fig. 2, backwashing sewage water control motor-driven valve A04 to connect controller 30 through control line.Circular hole is provided with the top of backwashing sewage water pond 13
For welding water pipe B08, water pipe B08 connections backwash drainpipe 15.Backwashing sewage water control motor-driven valve A04, which is controlled, to be backwashed
The break-make of drainpipe 15, treated water tank 6 need to close backwash drainpipe 15 when purifying sewage, and treated water tank 6 needs to recoil
When need to open backwashing sewage water control motor-driven valve A04, to be emitted into backwash dirty through backwashing drainpipe 15 for the sewage of backwash
In pond 13.
The inner bottom part fixed placement of treated water tank 6 has supporting plate 17, and the structure of supporting plate 17 is similar to the round table for having four legs,
Its desktop external diameter is equal to the internal diameter of treated water tank 6, and four reinforcements are welded as table leg at corner under desktop.In supporting plate 17
Dividing plate 18, rock layer 19, stone layer 20, fine sand layer 21 are in turn placed with from bottom to up；Wherein, dividing plate 18 be wherein be drilled with it is flat
The circular metal thin plate for the aperture being distributed, the external diameter of circular metal thin plate are equal with the external diameter of supporting plate 17.The upper table of dividing plate 18
Face is first covered with certain thickness stone and forms rock layer 19, and the stone for then repaving stack pile forms stone layer 20, and finally paving is same
The fine sand of thickness forms fine sand layer 21, and the order so stacked is that the principle of sand fine filtering is progressively arrived according to stone coarse filtration.
The side top of treated water tank 6 is provided with circular hole and is used to weld drainpipe B09, and the drainpipe B09 other ends are attached to water purification
Buffer pool 23, water purification buffer pool 23 is through drainpipe B09 connections treated water tank 6.The volume of treated water tank 6 is much smaller than water purification buffer pool
23 volume.For the frame of treated water tank 6 on the tower seat 16 of certain altitude, tower seat 16 can increase the potential energy of the water in treated water tank 6,
Make the bottom of treated water tank 6 higher than the overall high-land at the top, i.e. treated water tank 6 of water purification buffer pool 23, water purification buffer pool 23
Physical features is low, and treated water tank 6 will directly be filtered clean water and be flowed into the water purification buffering in low-lying using the advantage of high elevation
In pond 23.
After the water pump A02 that flocculates is opened, in the continuous sewage extracted in flocculation buffer pool 7 to treated water tank 6, treated water tank 6
The wastewater level of the lower section of median septum 18 is continuously increased, and through rock layer 19, stone layer 20, fine sand layer 21, reverse osmosis filters sewage layer by layer,
Now the water of the top of fine sand layer 21 has been fully cleaned up.After water level reaches drainpipe B09 position, cleaned water passes through draining
Pipe B09, which takes advantage of a situation, flows into water purification buffer pool 23.The filter layer being made up of rock layer 19, stone layer 20, fine sand layer 21, can not only be reduced
The cost of whole equipment, and and can high capacity highly effective rate by sewage water filtration.After a period of time, the lower section of dividing plate 18 is accumulated dirty
Thing is more and more, when the pressure value that pressure sensor A03 is detected reaches threshold value, close flocculation water management motor-driven valve A01 and
Flocculate water pump A02, opens backwashing sewage water control valve A04.The huge water of the top of dividing plate 18 promptly accumulates the lower section of dividing plate 18
Foul recoil wash clean, the sewage after backwash is taken advantage of a situation is in low-lying through backwashing drainpipe 15 and water pipe B08 and flowing into
In backwashing sewage water pond 13.Therefore, the hydraulic signal that the pressure sensor A03 on the water pipe B04 in the present invention will can be experienced
Send controller 30 to, then controller 30, regulation flocculation water management motor-driven valve A01, backwashing sewage water control motor-driven valve A04,
Flocculate water pump A02 so that treated water tank 6 can be automatically performed purification and backwash.When accumulation foul in the lower section of dividing plate 18 is excessive, filtering
When ineffective, i.e., when hydraulic pressure reaches threshold value, controller 30 can control treated water tank 6 to stop purification and backwashed, and make
Treated water tank 6 remains in that the optimum state of filtering in next circulation.
Solid-liquid separator 8 in solid-liquid separation system is by screen 10, baffle plate 24, steering wheel 27, dirt collection brush 9, drip tray 11 etc.
Composition.Backwashing sewage water pond 13 in solid-liquid separation system is the cement pit of a upper end open, is terminated with two water pipes thereon,
It is water pipe B07 and water pipe B08 respectively.Water pipe B08 and backwash drainpipe 15 form integrally connected treated water tank 3, and water pipe B07 connects
Sewage pump A05 one end is connect, sewage pump A05 another even connection is water jet 26, and water jet 26 faces screen 10.Referring to figure
2, sewage pump A05 connect controller 30 through control line.The sewage pump A05 of super high power will treat the sewage of separation of solid and liquid through water pipe
B07 is fully ejected into after pumping to water jet 26 on the screen 10 tilted down.Backwashing sewage water pond 13 is close to solid-liquid point
It is provided with a circular hole on one side from device 8 to be used to weld water pipe B05, backwashing sewage water pond 13 is connected to drip tray through water pipe B05
11, the slant setting of drip tray 11, the top of drip tray 11 is located at the lower section side of screen 10, and the lower end of drip tray 11 is through water pipe
B05 connection backwashing sewage waters pond 13.
The inside in backwashing sewage water pond 13 is mounted with cesspool liquid level gauge A10, and referring to Fig. 2, cesspool liquid level gauge A10 is through letter
Number line connection controller 30.Cesspool liquid level gauge A10 is used for sensing water level in backwashing sewage water pond 13, the water level that will can be experienced
Signal is sent to controller 30, and then controller 30 adjusts sewage pump A05, ensures that the volume in backwashing sewage water pond 13 reaches and sets
Determine water level, the dilutional hyponatremia that will not have both allowed in backwashing sewage water pond 13 overflows, will not also allow sewage pump A05 dry taps cause equipment by
Damage.
The main body of solid-liquid separator 8 is that a side wall epimere is the body structure for tilting screen 10, and screen 10 is one
The close gauze of porose metal thereon, as the side wall upper portion of casing one, can on rectangle frame the staple close gauze of metal.
Screen 10 is welded on the casing of solid-liquid separator 8, and the baffle plate of certain altitude is welded with the bottom of screen 10, as casing one
Side wall the lower section, it can prevent the water in solid-liquid separator 8 from flowing out.Sewage is after screen 10 in backwashing sewage water pond 13, its
In bulk floccule be adhered to rapidly on screen 10, the complete liquid of coarse filtration can through screen 10 flow into solid-liquid separator 8 casing
In, it is achieved thereby that the separation of solid and liquid.
Baffle plate 24, the lower-upper length of baffle plate 24 and the lower-upper length phase of screen 10 are respectively welded on the both sides of the edge of screen 10
Deng and perpendicular to screen 10.Steering wheel 27 and dirt collection brush 9, dirt collection brush 9 is disposed to control work, dirt collection brush 9 by steering wheel 27 on baffle plate 24
Length be approximately equal to the width of screen 10.Referring to Fig. 2, steering wheel 27 connects controller 30 by control line, if controller 30 opens steering wheel
27, dirt collection brush 9 can be come and gone as the center of circle using one end lower end of dirt collection brush 9 under the drive of steering wheel 27 be rotated by 90 ° one at regular intervals
It is secondary, for clearing up screen 10, prevent the foul that screen 10 adsorbs on the net from excessively block screen 10.
Drip tray 11 is slant setting, the box-like body of upper end open, and the upper end of drip tray 11 is welded on baffle plate 24, water receiving
The gradient of disk 11 is smaller than the gradient of screen 10.But certain gap is left between drip tray 11 and screen 10, the seam
Gap is probably the width of dirt collection brush 9, and when dirt collection brush 9 rotates, the sludge that the foul that scrapes can fall into lower section by the gap sinks
In shallow lake pond 12, and the water that water jet 26 gushes out only has least a portion of water and dropped into by the gap in mudpan 12.
Mudpan 12 is placed in the lower section of screen 10, makes mudpan 12 immediately below gap, mudpan 12 is on individual
The cement pit of end opening, the foul brushed down for accepting dirt collection brush 9.
The lower end base of drip tray 11 is welded with two supporting legs 28, for supporting drip tray 11 and it is had certain slope.
The lower end of drip tray 11 is provided with circular hole and is used to weld water pipe B05, and water pipe B05 is connected to backwashing sewage water pond 13.Powerful water spray
The part that can be rebounded when being mapped on screen 10 is returned, and drip tray 11 collects this part of water, passes through draining along the gradient
Pipe B05 flows into backwashing sewage water pond 13, again collection and separation of solid and liquid.
The bottom of solid-liquid separator 8 is higher than the top of flocculation buffer pool 7, and solid-liquid separator 8 is in high elevation, flocculation buffering
Pond 7 is in low-lying.A circular hole is provided with the bottom of solid-liquid separator 8 to be used to weld water pipe B01, water pipe B01 other end connection
Flocculation buffer pool 7 is connected to, the water of coarse filtration flows into flocculation buffer pool 7 through drainpipe B01 in the solid-liquid separator 8 in high elevation
In, solve the problems, such as recirculated water utilization.
Referring to Fig. 2, controller 30 is made up of single-chip microcomputer, multiple interface driving circuits and multiple input interface circuits, each
Interface driving circuit connects single-chip microcomputer by different ports respectively with input interface circuit.：Single-chip microcomputer model STM32, monolithic
Machine is connected through multiple interface driving circuits with the corresponding controlled part in Fig. 1, also respectively through multiple input interface circuits with
Corresponding detection part in Fig. 1 is connected.Specifically：Single-chip microcomputer is respectively through input interface circuit D01 connection pressure sensors
A03, through input interface circuit D02 connection water purifying tank liquid level gauges A08, through input interface circuit D03 connection cesspool liquid level gauges
A10, through input interface circuit D04 connection flocculation basin liquid level gauges A11.Single-chip microcomputer is also wadded a quilt with cotton through interface driving circuit C01 connections respectively
Condensate pump A02, through interface driving circuit C02 connection sewage pumps A05, through interface driving circuit C03 connection clarified water pumps A07, through connecing
It is mouthful drive circuit C04 connection flocculation water management motor-driven valve A01, electronic through the control of interface driving circuit C05 connections backwashing sewage water
Valve A04, through interface driving circuit C06 connections originally water management motor-driven valve A06, through interface driving circuit C07 connection flocculant controls
Motor-driven valve A09 processed, through interface driving circuit C08 connections steering wheel 27, through interface driving circuit C09 connections air compressor 29.
Referring to Fig. 3 flow chart, controller 30 can circulate successively, constantly inquiry water purifying tank liquid level gauge A08, flocculation pit level
A11, pressure sensor A03, cesspool liquid level gauge A10 are counted, then sends corresponding instruction.With simplest spray mode by powder
Dirt is settled into flocculation buffer pool 7, after flocculation sediment with treated water tank 6 filter clean water also reusable edible in spray.Purification
Water pot 6 also possesses the function of backwash simultaneously, and when the foul of tank bottom accumulation reaches certain value, controller 30 opens the water of tank bottom
Valve, then the potential energy of the powerful water in top recoils the foul of lower section wash clean in tank.Then will be backwashed by solid-liquid separator
Sewage coarse filtration, and remaining sewage can be discharged into circulating filtration in flocculation buffer pool 7 and reuse.Wherein, controller 30 is utilized
Reasonable distribution works, and can handle dust high capacity highly effective.It is specific as follows：
During start-up operation, controller 30 opens clarified water pump A07, air compressor 29 and flocculant motor-operated control valve A09, only
Water pump A07 pumps the water in water purification buffer pool 23 to spray nozzle 2 through water pipe B10, and wood-based plate dust enters from air inlet 1 to be sprayed
The lower section of tower deduster 4 sprays sedimentation by multiple spray nozzles 2, and the gas purified is discharged by air outlet 3.In water purification buffer pool 23
Water is constantly taken away by clarified water pump A07, and the water after being purified in treated water tank 6 can be supplied into water purification buffering by water inlet pipe B09
Pond 23, in order that the water level in water purification buffer pool 23 reaches steady state value, it is necessary to constantly gather the water purifying tank in water purification buffer pool 23
The water level value that liquid level gauge A08 is measured.If water level is not reaching to required value, originally water management motor-driven valve A06 is opened, by originally
The moisturizing of the mouth of a river 22 is to water purification buffer pool 23.Conversely, when if water level reaches required value, close originally water management motor-driven valve A06 and stop
Only moisturizing.After controller 30 reads water purifying tank liquid level gauge A08, then redirect and read flocculation basin liquid level gauge A11.Then, controller 30
The water level value of flocculation basin liquid level gauge A11 in collection flocculation buffer pool 7, if the water level that flocculation basin liquid level gauge A11 is detected does not have
When reaching required value, then the control of controller 30 flocculation water management motor-driven valve A01 is closed, and flocculation water pump A02 is stopped, purified water
Tank 6 stops purification sewage, can so stay the regular hour to cause flocculant fully by the wood-based plate dust in the buffer pool 7 that flocculates
Flocculate blocking.If the water level that flocculation basin liquid level gauge A11 is detected reaches required value, flocculation water management motor-driven valve A01 is opened,
Flocculation water pump A02 is opened, the sewage in the water pump A02 force feeds flocculation buffer pool 7 that flocculates to treated water tank 6.Controller 30 reads wadding
After solidifying pit level meter A11, then redirect and read pressure sensor A03.Then, controller 30 gathers pressure sensor A03 pressure
Value, if pressure is not reaching to the predetermined threshold value of controller 30, close backwashing sewage water control motor-driven valve A04 so that treated water tank 6
Sewage is purified always.Conversely, if pressure value reaches predetermined threshold value, flocculation water management motor-driven valve A01 is closed, it is dirty to open backwash
Water control valve A04, closes flocculation water pump A02, and treated water tank 6 stops purification and backwashed.Controller 30 reads pressure sensing
After device A03, then redirect and read cesspool liquid level gauge A10.Finally, controller 30 gathers cesspool liquid in backwashing sewage water pond 13
The water level value that position meter A10 is surveyed, if water level as little as bottom, water level value is less than predetermined threshold value, then sewage pump A05 is stopped, rudder
Machine 27 is closed, and equipment for separating liquid from solid is stopped.Conversely, if water level value is higher than predetermined threshold value, water level is not as low as bottom, then opened
Sewage pump A05 is opened, steering wheel 27 is worked, and equipment for separating liquid from solid is started working.After controller 30 reads cesspool liquid level gauge A10, connect
Recycling and redirect reading water purifying tank liquid level gauge A08.
Claims (7)
1. a kind of water circulation automatic dust removing apparatus towards Wood-based Panel Production, including water purification buffer pool（23）, water purification buffer pool
（23）Top is through water inlet pipe（B12）Connect the mouth of a river from the beginning（22）, water inlet pipe（B12）It is provided with originally water management motor-driven valve（A06）,
It is characterized in that：Water purification buffer pool（23）Inside is equipped with water purifying tank liquid level gauge（A08）, water purification buffer pool（23）One side is through the first water
Pipe（B10）Connect spray nozzle（2）, spray nozzle（2）It is located at spray tower deduster（4）Inner upper, spray tower deduster（4）Top
Provided with air outlet（3）, bottom be provided with slag-drip opening（5）, spray tower deduster（4）Air inlet is provided with below side wall（1）, the first water pipe
（B10）It is provided with clarified water pump（A07）And air compressor（29）；The slag-drip opening（5）Through the second water pipe（B02）Connection flocculation is slow
Rush pond（7）, flocculate buffer pool（7）Inside is equipped with flocculation basin liquid level gauge（A11）, the water pipe of bottom the 3rd（B04）Connect purified water
Tank（6）, in the 3rd water pipe（B04）It is upper that flocculation water management motor-driven valve is housed（A01）, flocculation water pump（A02）And pressure sensor
（A03）, flocculate buffer pool（7）The water pipe of upper end the 4th（B11）Connect flocculant charging aperture（25）, the 4th water pipe（B11）Upper dress
There is flocculant to control motor-driven valve（A09）；Treated water tank（6）Bottom is through backwashing drainpipe（15）Connect backwashing sewage water pond
（13）, in backwash drainpipe（15）It is upper to control motor-driven valve equipped with backwashing sewage water（A04）；Backwashing sewage water pond（13）Inside dress
There is cesspool liquid level gauge（A10）, backwashing sewage water pond（13）The water pipe of upper end the 5th（B07）Connect sewage pump（A05）One end, it is dirty
Water pump（A05）Another connection water jet（26）, treated water tank（6）Physical features be higher than water purification buffer pool（23）Physical features, purified water
Tank（6）Side top is through drainpipe（B09）Connect water purification buffer pool（23）；Solid-liquid separator（8）Including a casing, casing one
Side wall epimere is the screen tilted down（10）, screen（10）Face the water jet（26）；Screen（10）Lower lateral is
The drip tray tilted down（11）, backwashing sewage water pond（13）Through the 6th water pipe（B05）Connect drip tray（11）Lower end；Flocculation is slow
Rush pond（7）One side wall is through the 7th water pipe（B01）Connect solid-liquid separator（8）, solid-liquid separator（8）Physical features higher than flocculation buffer
Pond（7）Physical features；The water purifying tank liquid level gauge（A08）, flocculation basin liquid level gauge（A11）, cesspool liquid level gauge（A10）, pressure pass
Sensor（A03）, clarified water pump（A07）, sewage pump（A05）, flocculation water pump（A02）, air compressor（29）, flocculation water management it is electronic
Valve（A01）, flocculant control motor-driven valve（A09）, originally water management motor-driven valve（A06）And backwashing sewage water control motor-driven valve
（A04）Connection controller through different port respectively（30）.
2. according to claim 1 towards the water circulation automatic dust removing apparatus of Wood-based Panel Production, it is characterized in that：Drip tray（11）
Top and screen（10）Between leave gap, be mudpan immediately below gap（12）；Screen（10）Both sides of the edge on point
Zhuan You not baffle plate（24）, baffle plate（24）Upper setting steering wheel（27）With dirt collection brush（9）, dirt collection brush（9）Connect steering wheel（27）, steering wheel
（27）Connect controller（30）.
3. according to claim 1 towards the water circulation automatic dust removing apparatus of Wood-based Panel Production, it is characterized in that：8th water pipe
（B06）One end connects first water pipe（B10）, the 8th water pipe（B06）Other end connection is located at spray tower deduster（4）It is internal
Three branch water pipes extended downwardly, connection annulus water pipes below three branch water pipes（B13）, annulus water pipe（B13）Upper edge
Circumferencial direction is uniformly equipped with multiple spray nozzles（2）.
4. according to claim 1 towards the water circulation automatic dust removing apparatus of Wood-based Panel Production, it is characterized in that：Treated water tank
（6）For the cylindrical case structure of closing, internal put successively from bottom to up has supporting plate（17）, dividing plate（18）, rock layer（19）、
Stone layer（20）And fine sand layer（21）, dividing plate（18）On have the aperture being evenly distributed.
5. according to claim 1 towards the water circulation automatic dust removing apparatus of Wood-based Panel Production, it is characterized in that：Treated water tank
（6）Volume be less than water purification buffer pool（23）Volume.
6. it is a kind of as claimed in claim 1 towards Wood-based Panel Production water circulation automatic dust removing apparatus automatic dust removing method, its
It is characterized in comprising the steps of：
A, controller（30）Open clarified water pump（A07）, air compressor（29）Motor-driven valve is controlled with flocculant（A09）, clarified water pump
（A07）By water purification buffer pool（23）In water pump to spray nozzle（2）, wood-based plate dust is from air inlet（1）Removed into spray tower
Dirt device（4）Lower section is by spray nozzle（2）Spray sedimentation, the gas purified is by air outlet（3）Discharge；
B, controller（30）Gather flocculation basin liquid level gauge（A11）Water level value, if flocculation basin liquid level gauge（A11）The water level detected
Required value is not reaching to, then controller（30）Control flocculation water management motor-driven valve（A01）Close, flocculate water pump（A02）Stop work
Make, treated water tank（6）Stop purification sewage；On the contrary then opening flocculation water management motor-driven valve（A01）, open flocculation water pump（A02）,
Flocculate water pump（A02）Force feed flocculation buffer pool（7）In sewage to treated water tank（6）；
C, controller（30）Gather pressure sensor（A03）Pressure value, if pressure is not reaching to controller（30）Predetermined threshold value,
Then close backwashing sewage water control motor-driven valve（A04）, make treated water tank（6）Sewage is purified always；On the contrary then closing flocculation water control
Motor-driven valve processed（A01）, open backwashing sewage water control motor-driven valve（A04）, close flocculation water pump（A02）, treated water tank（6）Stop
Purification is backwashed；
D, controller（30）Gather backwashing sewage water pond（13）Middle cesspool liquid level gauge（A10）The water level value surveyed, if water level value
Less than predetermined threshold value, then sewage pump is closed（A05）, it is on the contrary then open sewage pump（A05）.
7. according to claim 6 towards Wood-based Panel Production water circulation automatic dust removing apparatus automatic dust removing method, it is special
Sign is：Water purifying tank liquid level gauge（A08）Gather water purification buffer pool（23）In water level, if water level is not reaching to required value, open
Originally water management motor-driven valve（A06）, by the mouth of a river from the beginning（22）Moisturizing is to water purification buffer pool（23）, it is on the contrary then close originally water management
Motor-driven valve（A06）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610245112.2A CN105771494B (en) | 2016-04-20 | 2016-04-20 | Towards the water circulation automatic dust removing method and device of Wood-based Panel Production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610245112.2A CN105771494B (en) | 2016-04-20 | 2016-04-20 | Towards the water circulation automatic dust removing method and device of Wood-based Panel Production |
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| Publication Number | Publication Date |
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| CN105771494B true CN105771494B (en) | 2017-11-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109260809B (en) * | 2018-11-27 | 2021-06-15 | 王从海 | Spray liquid circulation system auxiliary device of spray tower for exhaust-gas treatment |
| CN110882589A (en) * | 2019-10-14 | 2020-03-17 | 湖南汉华京电清洁能源科技有限公司 | Control system based on air purification and separation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100839891B1 (en) * | 2007-07-03 | 2008-06-26 | (주)범한엔지니어링 종합건축사 사무소 | Apparatus for treatment bank filtered water including nitrate nitrogen |
| CN104653217A (en) * | 2013-11-19 | 2015-05-27 | 西安众智惠泽光电科技有限公司 | Automatic dust removing device having water purifying function |
| CN104649462A (en) * | 2013-11-21 | 2015-05-27 | 西安众智惠泽光电科技有限公司 | Water purification treatment device for wet dust-removal equipment |
| CN104653215A (en) * | 2013-11-21 | 2015-05-27 | 西安众智惠泽光电科技有限公司 | Wet-type dusting and water purification two-in-one machine |
| CN103908832B (en) * | 2014-04-18 | 2016-06-01 | 武汉理工大学 | A kind of multi-stage sewage cycle for the treatment of reutilization system for inhaling dirty car |
| CN104941357B (en) * | 2015-06-10 | 2017-01-25 | 苏州市协力环保设备有限公司 | Treating method and treating device for exhaust gas generated in artificial board industry |
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